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Influence of twinning on retained placenta and calving difficulties in norwegian dairy cattle
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
1980
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2736241/ http://dx.doi.org/10.1186/1297-9686-12-4-412 |